siaopen.dk

📜 Historical scan 2026-08-14 10:36:10  ·  ← Latest scan
⬇ Zone File 📜 Timeline & History ⚡ Scan Now

siaopen.dk is a .dk domain served by 2 nameservers (ns6.sitnet.dk, ns7.sitnet.dk). It was registered on 10 September 2019 (WHOIS) and was already in the .dk zone when our tracking began on 16 June 2026. Its website address 185.153.154.38 is hosted by Statens IT (AS58282) in Denmark. Mail is handled by mail.tyknet.dk. The zone is DNSSEC-signed and validates, publishes a DMARC policy and has no IPv6 address. Below are all of its DNS records from this scan: nameservers, A/AAAA, MX, TXT, SPF, DMARC, CAA, TLSA/DANE, MTA-STS, SRV and more.

🖥️ Nameservers#

2 records   94ms
NameserverIP addressesPTRASN / ISP
ns6.sitnet.dk 107.162.234.197
2604:e180:1071::3:1		 —
—		 AS55002 F5, Inc.
AS55002 F5, Inc.
ns7.sitnet.dk 107.162.176.221
2604:e180:1071::ffff:6ba2:b0dd		 —
—		 AS55002 F5, Inc.
AS55002 F5, Inc.

🌍 A Records#

1 records   91ms
IPTTLPTRASNISP / OrgCIDRCountryCity
185.153.154.38 3600s datalogger-test.bygstenergi.dk
datalogger.bygstenergi.dk
datalogger.xkn.dk
demensprisen.dk
klagonline.forbrug.dk
mitfiskeri.dk
parked.sitnet.dk		 AS58282 Statens IT 185.153.152.0/22 🇩🇰 Denmark Copenhagen

📧 MX Records#

1 records   86ms
PriorityTTLMail ServerIP addressesPTRASN
10 3600s mail.tyknet.dk 2a09:94c4:55d1:7620::23
85.209.118.35		 smtp1.servers.tyktech.dk
smtp1.servers.tyktech.dk		 AS209327 tyktech
AS209327 tyktech

🔷 AAAA Records (IPv6)#

✗ No AAAA records — IPv6 not configured

🔐 HTTPS Records#

✗ No HTTPS RR — no SVCB/HTTPS service binding

📝 TXT Records#

1 records   609ms
TXT Record
v=spf1 mx -all

✉️ SPF#

PolicyRecord (siaopen.dk)
-all (hard fail) v=spf1 mx -all

📨 DMARC#

PolicyRecord (_dmarc.siaopen.dk)
p=reject v=DMARC1; p=reject; sp=reject; rua=mailto:tcod1eh2@ag.eu.dmarcadvisor.com;

📬 MTA-STS#

✗ No MTA-STS policy — SMTP TLS not enforced

📈 TLSRPT#

✗ No TLSRPT record — no SMTP TLS failure reporting

📜 CAA Records#

✗ No CAA records — any CA may issue certificates

🧩 Web & zone#

latest probe, not this scan · checked 2026-10-22 20:15:14
www CNAMEsiaopen.dk (all on siaopen.dk)
www vs bare domainSame network
siaopen.dk: 185.153.154.38 (AS58282)
www.siaopen.dk: 185.153.154.38 (AS58282)
WildcardNo
Denial of existenceNSEC3 · 10 iterations · 1-byte salt RFC 9276 recommends 0 iterations and no salt
CDS / CDNSKEYNone 0 CDS, 0 CDNSKEY

✍️ DKIM keys#

6 found
SelectorCNAMEKey
default — Revoked (empty key)
dkim — Revoked (empty key)
k1 — Revoked (empty key)
mail — Revoked (empty key)
s1 — Revoked (empty key)
s2 — Revoked (empty key)

DKIM selectors can't be listed, so we check the common ones (Microsoft 365, Google, Mailchimp, SendGrid, generic). Keys under other selectors aren't shown.

🔎 SPF check#

zone-wide SPF report

DNS lookups: 1/10 · policy: -all

No problems found

🔗 TLSA / DANE#

6 records   191ms
Service / OwnerTypeCert association
SMTP _25._tcp.mail.tyknet.dk DANE-EE · SPKI · Full 30820222300D06092A864886F70D0101…
SMTP _25._tcp.mail.tyknet.dk DANE-EE · SPKI · SHA-256 0FDDE2349FE63C47E01B3995CBA0263A…
SMTP _25._tcp.mail.tyknet.dk DANE-EE · SPKI · SHA-256 523DD66454DC8839F5D5EB75E880061F…
SMTP _25._tcp.mail.tyknet.dk DANE-EE · SPKI · SHA-512 72340A3C55BAC451D506CA29501C213C…
SMTP _25._tcp.mail.tyknet.dk DANE-EE · SPKI · Full 3076301006072A8648CE3D020106052B…
SMTP _25._tcp.mail.tyknet.dk DANE-EE · SPKI · SHA-512 B3FAC8B615DAF897F4ACBA6D32040B7E…

🔐 DNSSEC#

2070ms
CheckResult
Validation Status🔒 Secure
AD Flag (resolver validates)✓ Set
DS Record✓ Found
DNSKEY Record✓ Found
Flagsfully validated

🏷️ SOA#

0ms
FieldValue
Serial7974
Primary NS (MNAME)ns6.sitnet.dk
Responsible (RNAME)hostmaster@statens-it.dk
Refresh10800s
Retry1080s
Expire2419200s
Minimum (neg-cache TTL)300s

📋 Registration#

WHOIS fetched 2026-10-22 20:33:25
FieldValue
RegistrarPunktum dk A/S (direct)
Registered2019-09-10
Expires2029-09-30 (1072d)

🔗 Same registrant#

1,810 domains

Other .dk domains whose WHOIS registrant has the same name and postal address. Matched on a keyed hash: the registrant's details are not stored or shown. Covers only domains whose WHOIS we have fetched (refreshed about monthly).

DomainRegistrar
1001fortaellinger.dkPunktum dk A/S (direct)
1001fortællinger.dkPunktum dk A/S (direct)
1001stories.dkPunktum dk A/S (direct)
1001tales.dkPunktum dk A/S (direct)
1fm.dkPunktum dk A/S (direct)
2025denmark.dkPunktum dk A/S (direct)
2025eu.dkPunktum dk A/S (direct)
25fantastiske.dkPunktum dk A/S (direct)
33980000.dkPunktum dk A/S (direct)
3gf.dkPunktum dk A/S (direct)
aabenhedsordning.dkPunktum dk A/S (direct)
aaop.dkPunktum dk A/S (direct)
aapost.dkPunktum dk A/S (direct)
academycouncil.dkPunktum dk A/S (direct)
addom.dkPunktum dk A/S (direct)
adfaerdsprincipper.dkPunktum dk A/S (direct)
adfærdsprincipper.dkPunktum dk A/S (direct)
adgangforalle.dkPunktum dk A/S (direct)
adressebrug.dkPunktum dk A/S (direct)
adresseret.dkPunktum dk A/S (direct)
adressetip.dkPunktum dk A/S (direct)
aeldre.dkPunktum dk A/S (direct)
aeldreform.dkPunktum dk A/S (direct)
aeldremin.dkPunktum dk A/S (direct)
aeldreministeriet.dkPunktum dk A/S (direct)
aeldrereform.dkPunktum dk A/S (direct)
aeldrereformen.dkPunktum dk A/S (direct)
affaldssorteringnytter.dkPunktum dk A/S (direct)
aflk.dkStatens It
ai-test.dkPunktum dk A/S (direct)
airpassenger.dkPunktum dk A/S (direct)
akademiraadet.dkPunktum dk A/S (direct)
akkr.dkPunktum dk A/S (direct)
alderstjek.dkPunktum dk A/S (direct)
aldersverifikation.dkPunktum dk A/S (direct)
aldertjek.dkPunktum dk A/S (direct)
alt-id.dkPunktum dk A/S (direct)
altid.dkStatens It
altomforbrug.dkPunktum dk A/S (direct)
altomkaeledyr.dkPunktum dk A/S (direct)
altomkæledyr.dkPunktum dk A/S (direct)
ambassade.dkPunktum dk A/S (direct)
ambassadeoversigt.dkPunktum dk A/S (direct)
amff.dkPunktum dk A/S (direct)
ami.dkPunktum dk A/S (direct)
amid.dkPunktum dk A/S (direct)
amkom.dkPunktum dk A/S (direct)
amr.dkPunktum dk A/S (direct)
anke-energi.dkPunktum dk A/S (direct)
ankl.dkPunktum dk A/S (direct)
anklagemyndighedenupdate.dkPunktum dk A/S (direct)
anklagerupdate.dkPunktum dk A/S (direct)
anskaffelsesguiden.dkPunktum dk A/S (direct)
antennedatabase.dkPunktum dk A/S (direct)
antennedatabasen.dkPunktum dk A/S (direct)
antennerne-ude.dkPunktum dk A/S (direct)
antennerneude.dkPunktum dk A/S (direct)
appollon.dkPunktum dk A/S (direct)
arbejdsmarkedsbalancen.dkPunktum dk A/S (direct)
arbejdsmarkedskommissionen.dkPunktum dk A/S (direct)
arbejdsmiljo.dkPunktum dk A/S (direct)
arbejdsmiljoeprisen.dkPunktum dk A/S (direct)
arbejdsmiljoviden.dkPunktum dk A/S (direct)
arbejdsretten.dkPunktum dk A/S (direct)
arbejdstilsynet.dkPunktum dk A/S (direct)
artikelimportborger.dkPunktum dk A/S (direct)
artisticresearch.dkPunktum dk A/S (direct)
artportalen.dkPunktum dk A/S (direct)
arts-portal.dkPunktum dk A/S (direct)
artsdata.dkPunktum dk A/S (direct)
at-cloud.dkPunktum dk A/S (direct)
at-kørebog.dkPunktum dk A/S (direct)
at.dkPunktum dk A/S (direct)
atbm-cloud.dkPunktum dk A/S (direct)
atkoerebog.dkPunktum dk A/S (direct)
atkorebog.dkPunktum dk A/S (direct)
atkørebog.dkPunktum dk A/S (direct)
atp-anke.dkPunktum dk A/S (direct)
autorisationsregister.dkPunktum dk A/S (direct)
autorisationsregisteret.dkPunktum dk A/S (direct)
autorisationsregistret.dkPunktum dk A/S (direct)
autreg.dkPunktum dk A/S (direct)
b0rger.dkPunktum dk A/S (direct)
babykemi.dkPunktum dk A/S (direct)
baeb.dkPunktum dk A/S (direct)
baebm.dkPunktum dk A/S (direct)
bdktest.dkPunktum dk A/S (direct)
bedreinnovation.dkPunktum dk A/S (direct)
bedst-paa-nettet.dkPunktum dk A/S (direct)
bedstpaanettet.dkPunktum dk A/S (direct)
bedstpånettet.dkPunktum dk A/S (direct)
beredskabsministeriet.dkPunktum dk A/S (direct)
beredskabsuge.dkPunktum dk A/S (direct)
beredskabsugen.dkPunktum dk A/S (direct)
beskyttedenaturtyper.dkPunktum dk A/S (direct)
bestillingsapplikation.dkPunktum dk A/S (direct)
bfmp.dkPunktum dk A/S (direct)
bibliotekernesprojektbank.dkPunktum dk A/S (direct)
bibliotekogmedier.dkPunktum dk A/S (direct)
biblioteksstyrelsen.dkPunktum dk A/S (direct)

Showing 100 of 1,810.

📋 WHOIS#

⏱️ Lookup Timing#

NS
94ms
A
91ms
MX
86ms
AAAA
105ms
TXT
609ms
CAA
88ms
HTTPS
75ms
TLSA
191ms
SOA
0ms
MTA-STS
153ms
DNSSEC
2070ms
SRV
221ms
Total
5175ms

🕐 Scan History#

Scanned AtDurationRecordsDNSSEC
2026-10-22 20:15:14 1323ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-19 17:24:37 2702ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-18 16:12:14 9642ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-17 15:48:09 5123ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-16 15:42:27 17678ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-15 13:03:19 2690ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-14 12:22:56 3305ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-13 10:51:06 17670ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-12 08:24:05 5190ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-11 07:38:24 17678ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-10 06:31:39 17520ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-08 19:39:32 18955ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-07 19:22:17 17622ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-06 19:17:24 5206ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-05 19:08:14 9875ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-04 19:02:06 17543ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-03 18:50:20 1490ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-02 18:49:21 5343ms 2 NS 1 A 1 MX 🔒 Secure
2026-10-01 18:47:19 17553ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 18:41:30 5434ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-30 18:04:17 1929ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-29 17:57:53 18257ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-28 17:39:09 2060ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-27 17:27:39 3143ms 2 NS 1 A 1 MX 🔒 Secure
2026-09-26 17:16:24 17451ms 2 NS 1 A 1 MX 🔒 Secure
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